//
// StrainedFileSet
//
// Copyright (C) jextra.net.
//
//  This file is part of the Crack build system.
//
//  The Crack build system is free software; you can redistribute it 
//  and/or modify it under the terms of the GNU Lesser General Public
//  License as published by the Free Software Foundation; either
//  version 2.1 of the License, or (at your option) any later version.
//
//  The Crack build system is distributed in the hope that it will be 
//  useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
//  Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public
//  License along with the Crack build system; if not, write to the Free
//  Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
//  02111-1307 USA.
//

package net.jextra.crack.type;

import java.io.*;
import java.util.*;

/**
 * A {@link FileSet} specified by a root directory and optionally a {@link FileStrainer}.
 */
public class StrainedFileSet implements FileSet
{
    // ============================================================
    // Fields
    // ============================================================

    public File rootDir;
    public FileStrainer strainer;

    // ============================================================
    // Constructors
    // ============================================================

    public StrainedFileSet( File rootDir )
    {
        this( rootDir, new RegexFileStrainer() );
    }

    public StrainedFileSet( File rootDir, FileStrainer strainer )
    {
        this.rootDir = rootDir;
        this.strainer = strainer;
    }

    // ============================================================
    // Methods
    // ============================================================

    // ----------
    // public
    // ----------

    public File getRootDir()
    {
        return rootDir;
    }

    public Collection<File> getFiles()
    {
        return strainer.getFiles( rootDir );
    }

    @Override
    public Iterator<File> iterator()
    {
        Collection<File> files = getFiles();
        return files.iterator();
    }
}

